Technology

Exciting New Firmware Update 4.00 for Sony a7S III: Unlock In-Camera LUTs and Game-Changing Features!

2025-04-28

Author: Wei Ling

Sony a7S III Gets a Major Boost with Firmware Update 4.00!

Sony has just rolled out an impressive firmware update, version 4.00, for its acclaimed a7S III camera (ILCE-7SM3). This free upgrade enhances your shooting experience with a host of exciting features, including in-camera LUTs that transform the way you visualize your shots!

Launched during the summer of 2020, the a7S III is set to celebrate its fifth anniversary soon. Yet, it remains a powerhouse in photography and videography, proving its worth as new technological advancements continue to emerge.

What’s New? Highlights of Firmware Version 4.00!

The standout addition in this update is undoubtedly the new log shooting mode, allowing you to display a custom LUT overlay while filming. Keep in mind, however, that the gamma setting S-Log2 has been phased out; users will now need to switch to S-Log3.

But that’s just the tip of the iceberg! Here's a closer look at some of the transformative features now at your fingertips:

Key Features and Improvements:

1. **In-Camera LUTs**: Visualize your edits in real time with custom LUT overlays for more accurate color grading.

2. **Golden Ratio Grid**: Enhance your composition skills with the newly added golden ratio grid option.

3. **Shot Marking Functionality**: Easily flag clips during or after recording to create still images automatically from your favorite segments.

4. **Advanced FTP Transfer & Network Functions**: Schedule photo and video transfers while continuing to shoot, and resume interrupted transfers seamlessly.

5. **Focus Bracketing & More**: Capture series of shots that gradually shift focus to ensure you get the perfect image every time.

Full Improvements List:

Here's a concise list of all the enhancements with firmware v4.00:

- Digital Signature support for still images.

- Manual and automatic Shot Marking.

- Continuous shooting with focus bracketing.

- Enhanced network streaming capabilities.

- Improved operational stability and bug fixes.

Getting the Update: What You Need to Know!

Before diving into the update, here are a few important notes:

- Update in sequence: If you’re updating from version 2.11 or earlier, you must first upgrade to version 3.01 before installing v4.00.

- Ensure you download the update through the Creators’ App available on iOS and Android.

This vibrant upgrade proves that even established technology like the Sony a7S III can remain relevant and powerful! Don't miss out on boosting your creative potential with these new enhancements.